PPPs are the rates of currency conversion that equalize the purchasing power of different currencies by eliminating the differences in price levels between countries. In their simplest form, PPPs are simply price relatives that show the ratio of the prices in national currencies of the same good or service in different countries.

This second edition of the SPPI Guide is a complement to the International Producer Price Index Manual published by the IMF in 2004 in two ways: it focuses on service-specific aspects in the PPI compilation by developing further the conceptual framework and it adds detailed descriptions of PPI measurement for a wide range of individual service industries.

What's new

Falling energy prices push OECD annual inflation down to 0.5% in January 2015

03/03/2015 - Annual inflation in the OECD area slowed to 0.5% in the year to January 2015, down from 1.1% in the year to December. This sharp decrease was caused by further falls in energy prices which declined by 12.0% in the year to January, compared with a decline of 6.3% in the year to December.